<template>
  <div>
    <el-breadcrumb>
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getListGoods"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getListGoods"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 内容区域 -->
      <el-table :data="shopListGoods" border style="width: 100%">
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="goods_name" label="商品名称"></el-table-column>
        <el-table-column prop="goods_price" label="商品价格(元)" width="95px">
        </el-table-column>
        <el-table-column prop="goods_weight" label="商品重量" width="75px">
        </el-table-column>
        <el-table-column prop="goods_number" label="商品数量" width="95px">
        </el-table-column>
        <el-table-column prop="upd_time" label="创建时间" width="140px">
          <template slot-scope="scope">
            {{ scope.row.add_time | dataFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button
              icon="el-icon-edit"
              type="primary"
              size="mini"
            ></el-button>
            <el-button
              icon="el-icon-delete"
              type="danger"
              size="mini"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[10, 20, 30, 40]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      // 商品列表数据
      shopListGoods: [],
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      // 总数条数
      total: 0,
    };
  },

  created() {
    this.getListGoods();
  },
  methods: {
    // 根据分页获取商品列表数据
    async getListGoods() {
      const { data: res } = await this.$http.get("goods", {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200)
        return this.$message.error("列表数据获取失败");
      this.$message.success("获取数据成功");
      this.shopListGoods = res.data.goods;
      this.total = res.data.total;
      console.log(res);
    },
    //
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getListGoods();
    },
    // 当前页码值
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage;
      this.getListGoods();
    },
    // 删除用户
    async removeById(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该商品, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除");
      }
      const { data: res } = await this.$http.delete(`goods/${id}`);
      if (res.meta.status !== 200) return this.$message.error("删除失败");
      this.$message.success("删除成功");
      this.getListGoods();
    },
    goAddPage() {
      this.$router.push("/goods/add");
    },
  },
};
</script>

<style lang="scss" scoped></style>
